Model: MS21083-C5

Hexagon Self-locking Nut

Properties:

Thread Class

Thread Direction

Right-hand

Locking Feature

Prevailing torque with nonmetallic insert

Lubrication

Soluble lubricant

Nut Style

Hexagon

Nut Height

0.266 inches

Width Across Flats

Between 0.492 inches and 0.502 inches

Tempurature Rating

250.0 degrees fahrenheit

Thread Series

Unjf

Thready Qty Per Inch (tpi)

Thread Size

0.312 inches

Countersink Angle

88.0 degrees nut

Bearing Surface Type

Chamfered or washer faced

Bearing Surface Finish

125.0 microinches

Material

Plastic polyamide locking insert

Material

Stainless steel nut

Surface Treatment

Passivate except insert

Surface Treatment Specification

Qq-p-35 federal specification single treatment response except insert

NSN

5310-00-020-3260

Part Number

MS21083-C5

Description

Nut,self-locking,hexagon

CAGE

D9182

A nut having a flat bottom and 6 sides. An integral feature is incorporated for locking on the threads of a mating member. Excludes nut (1), self-locking, cap.

Part MS21083-C5 NSN 5310-00-020-3260

INC

FIIG

Concept No.

App. Key

Cond. Code

Status

INC:

05277

FIIG:

A021A0

Concept No.:

App. Key:

Cond. Code:

Status:

Material Classification

Hazardous material, precious metals, criticality, enviroment, and electrostatic discharge indicators

HMIC

PMIC

ESD/EMI

ENAC

MMAC

CRITL

HMIC:

PMIC:

ESD:

MMAC:

CRITL:

Packaging & Shipping

Est. Pack Size

Est. Pack Weight

Est. Item Weight

Est. Item Dim.

Pack Size:

Paclk Weight:

0.1000lbs

Item Weight:

Item Dim:

OPI

SPI No.

SPI Rev.

SPC Mkg.

LVL A

LVL B

OPI:

SPI No.:

SPI Rev.:

SPC Mkg:

LVL_A:

LVL_B:

Freight Classification

NMFC

UFC

LTL

LCL

WCC

TCC

SHC

ACC

NMFC:

093486

UFC:

48950

LTL:

RATING VARIABLE

LCL:

WCC:

573

TCC:

SHC:

ACC:

Construction Materials

End Items End applications NSN 5310-00-020-3260 is a component of

Hh-60 Helicopter
B-52 Aircraft Support Equipment
Stream (std. Tensioned Replenishment At Sea Method)
Ground Mobile Force Satellite Comm Term (an/tsc-93a)
Firefinder (an/tpq-36) Radar Set
Mh-53e Helicopter
Adcap 48 Torpedo
Air Force Osprey V-22a Aircraft
Marine Corps Osprey V-22a Aircraft
Over The Horizon Back Scanner (oth-b) Program (an/fps-118)
010784607
Countermeasures Set
011219558
Communications Term
000041866
Demultiplexer
000041867
Demultiplexer
000052068
Multiplexer
000170576
Photographic Labora
000170581
Semitrailer Mounted Photographic Laboratory
000170582
Photographic Mainte
000170587
Semitrailer Mounted Photographic Laboratory
000894117
Optical Displ Sight
011069519
Attack Helicopter
011069519
Attack Helicopter
001646642
Tube Per Repair Kit
001965384
Aileron
002168886
Aircraft Component Hoisting Unit
010883669
Cargo-transport Helicopter
010883669
Cargo-transport Helicopter
009451228
Semitrailer Mounted Photographic Laboratory
011069519
Attack Helicopter
011069519
Attack Helicopter
010315638
Radar Set Subassembly
010399322
Multiplexer
010415890
Guided Bomb Wing Assembly
010415891
Guided Bomb Wing Assembly
010424006
Radar Data Transfer System
010503034
Electrical Equipment Mounting Base
010588980
Head-up Display Unit
010707937
Antenna Group
010797652
Aircraft Maintenance Fixture
010815827
Antenna Pedestal Subassembly
010950442
Multiplexer
010959334
Multiplexer
010976095
Protection And Cont
010897518
Satellite Communica
011919341
Antenna
000041864
Radar Set Control
012140011
Electrical Equipment Mounting Base
013569171
Aircraft Maintenance Fixture
013569172
Aircraft Maintenance Fixture
004244370
Electrical Pulse Analyzer
010715552
Position And Azimut
013172328
Power Supply
012590858
Amplifier-control Group
011463260
Kg-84a
005756749
Frequency Standard
011057241
Flat Washer
009124251
Transportable Shelter Lift Dolly Set
011560456
Radio Set
014365269
Circuit Card Assembly

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Schedule B and Export

Schedule B: 7318160000
SITC: 69421
End Use: Finished metal shapes
NAICS: 332722
USDA: 1

Freight Class: Nuts of iron or steel